Custom built detached colonial in the desirable Arrochar, approximately 4,250 sq. ft. of living space on a 6,720 sq. ft. lot, this impressive 4 bedroom home combines custom craftsmanship, spacious living areas and outstanding indoor/outdoor entertaining. Enter through grand double doors into an elegant foyer featuring a beautiful oak staircase, & radiant heat on all tiled flooring. The 1st floor offers a private office, formal living room with gas fireplace, and formal dining room with a built in wine rack complemented by beautiful oak flooring with ebony trim in both the living and dining rooms. The inviting family room features a wood burning fireplace, built in bookcase & doors leading to a balcony. A 1/2 bath completes the main living area. The spacious kitchen features 42" cabinets, granite countertops & backsplash, Wolf range, Sub-Zero refrigerator, ss dishwasher and a custom built in 12 person banquet. French doors provide direct access to the yard & covered patio. Second floor primary suite features a sitting area, private balcony, two walk-in closets and a fully tiled private bath with spa body shower, Jacuzzi tub & double-sink vanity. Three additional generously sized bedrooms, a fully tiled 3/4 bath, an additional half bath & a laundry room to complete this level. The finished lower level offers additional space for entertaining, featuring a full bar, theater area with a 10' screen, 3/4 tiled bathroom, pantry with freezer, storage room, exercise room with equipment & radiant heat, along with direct access to the two car built-in garage. Step outside into your own private oasis. This beautifully designed backyard features a heated saltwater in-ground pool, outdoor kitchen w/ granite countertops, custom built pizza oven, covered patio and extensive paver stonework - an outstanding setting for outdoor dining, entertaining & relaxation. Adding to the home's appeal, the property backs to Blue Herion Natural Preserve/protected parkland, providing a beautiful natural backdrop and added privacy. Short distance to Verrazzano Bridge. Sea wall/flood insurance improvement.